However, part of the reason lies with the fact that most imperative languages have lackluster support for it, making it more difficult to use than it should be.

然而，造成这种现象的部分原因是大多数命令式语言没有提供相应的支持，因此使用递归很困难。

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Different tasks can be accomplished using the binding handle and it becomes imperative that these handles should be managed.

可以使用绑定句柄完成不同的任务，管理这些句柄是必需的。

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In short, it is imperative that legislative measures should be taken by the authority to punish drunk drivers severely such as suspending their driving licenses or even putting them into jail.

简言之，官方应该制定立法措施严厉地惩罚醉酒驾车的司机，例如吊销驾照或进行监禁。立法措施势在必行。

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And in the 21st century, it also means higher education cannot be a luxury -- it is an economic imperative that every American should be able to afford.

WHITEHOUSE: President Obama Speaks on College Affordability

And I think every parent in America should be able to understand why it is absolutely imperative that we investigate every aspect of this, and that everybody pulls together -- federal, state and local -- to figure out exactly how this tragedy happened.

WHITEHOUSE: President Obama Nominates Jim Yong Kim for World Bank President | The White House